Advances in Engineering Research

Uniform silver nanowires (AgNWs) were synthesized by a simple chemical reduction method with a typical diameter of ~200 nm and a typical length of ~6 um, and poly(vinyl alcohol)(PVA) aqueous solution was used to prepare AgNWs/PVA film. This combination shows good nonlinear current-voltage(I-V) characteristic...

For the landslide caused by rainfall, the idea of designing the drainage mechanism with the anchoring system is proposed. The laboratory test has proved that the drainage- anchorage composite structure is feasible. The finite element numerical analysis model is established .The parameters such as the...

Semantic triangle theory is one of the important theories of linguistics. This paper begins with a brief introduction to the connotation of semantic triangle theory, and then analyzes the concrete thinking process of translators in the translation process and the reading process of readers, finally gives...

In order to study the propagation characteristics of the Ka-band mobile satellite channel, the influences of weather impairments (rainfall, clouds, etc.), the multipath fading, and shadowing fading on mobile satellite communication are analyzed and taken into consideration simultaneously. After the corresponding...

Research on the deformation and failure of surrounding rock is very important to the excavation of tunnel, in this paper, based on the geological data and mining conditions of a tunnel engineering using the finite element software FLAC3D to simulate the process of tunnel excavation, and the failure characteristics...

An indirect competitive chemiluminescence enzyme immunoassay (CLEIA) for detecting aflatoxin M1 (AFM1) was developed. In the experimentation, antigen coated concentration, antibody dilution proportion, pH value and ionic concentration of the buffer were optimized to obtain the best reaction condition....

Solar energy as a renewable energy source has the advantages unmatched by other energy sources. It is inexhaustible, and widely distributed, low cost, safe and will not cause any pollution to the environment. Convert solar energy is an important form of utilization of solar energy in the past ten years,...

A study of characteristics and speciation of 7 heavy metals in agricultural soil near mining smelting of Hezhang were analyzed. The heavy metal concentration were determined by using ICP-OES, the chemical fraction concentrations of heavy metal extraction were used a modified BCR-SEPs. Tucker 3 was used...

Soil aggregates content, soil organic carbon (SOC) concentration and density in soil aggregates in 0~5, 5~10, 10~20, 20~30 cm soil layers in peat mire soil in wetland, soybean and paddy field reclaimed from the wetland around Xingkai Lake were determined to investigate how reclamation of wetland for...

As Chinese development of marine resources intensifies in recent years, more and more offshore platforms and buildings, island structures are under construction. However, concrete aggregate and freshwater resources which are used to mix concrete are usually limited in coastal areas or on the islands....

In order to obtain the higher activity DS enzyme through genetic engineering technology. The point mutation method is used to get a higher activity recombinant DS enzyme from Corynebacterium glutamicum. At last the point 183 was mutated from L to Q in LG-322.The mutation type is a fundermental of construct...

The present study aimed to serve as fundamental data for improving user convenience at the initial consulting stage of future extension and remodeling of buildings. In order to analyze the users' degree of satisfaction on existing extended buildings, we analyzed the evaluation characteristics in each...

Nonylphenol plays the role of estrogen in influencing male organisms in water much higher than the female biological. It is typical endocrine disruptors and does harm to biological reproductive system. Gonadotropin-releasing hormone (GnRH) is a sex hormone-containing nerve decape-ptide.The main physiological...

This work is devoted to creation of transport and manipulation robotic system (TMS) to work on the surface of the spacecraft. Undoubtedly, the TMS is a powerful tool in solving problems of the study of space, so it is evident that the role of space robotics is continuously increasing due to the need...

In view of the perspective of public service, the paper analyzed its function and meaning in sports development, explained the current supply situation of public sports development in our country, raised and analyzed the reasons of the supply disparity of urban and rural public sports service, It emphasized...

In view of the problem of AC injecting into DC bus in the substation, the harm of AC injection is described, the characteristics of AC injection are analyzed, the detection technology of AC injection is researched, and the insulation monitoring devices for DC power system is designed. The kind of this...

According to the results of pullout-test for adhesive steel bar in concrete, a bond-slip relationship on adhesive interface is established. This relationship reflects effect of some parameters, such as effective embedment length, drill diameter, characters of anchor adhesive, etc., on bonding strength...

The main objective of this paper is to provide a possible monitoring system, which includes multiple sensors such as fiber optic temperature sensor, gas sensor and differential absorptive methane optic fiber sensor. Optic fiber sensors offer a number of unique advantages for safety monitoring in explosive...

With the continuous development of information technology in China, and the status of network information has been promoted, and information data has already infiltrated into different fields such as the economy, education, culture and so on. As an important way to collect and process the use of information,...

This paper centers on the influence on architectural geometry by emergent design under the principle of emergence theory and the help of computer software, and how this will generate positive effects and what should also be concerned during such procedure.

The paper presents the numerical studies of abrasion wear on the guide vanes in a submersible axial flow using OpenFOAM code, which is an Open Source CFD Package. Hashish erosion model was implemented in this code. The 3-D turbulent particulate-liquid two-phase flow equations are employed in this study....

1. Objective: Salvia miltiorrhiza is a traditional Chinese herb medicine and is widely used in clinic application. This study is intended to extract polysaccharides from Salvia miltiorrhiza by ultrasonic method in order to evaluate its antioxidation activity. 2. Methods: (1) Spectrophotometry is used...

The environmental capacity of air pollutants in the region is an important basis for the Government to scientifically formulate the environmental protection policy of the atmosphere. The known SO2, NOx, and primary PM2.5 environmental capacity of the regions has obvious bias compared to real air quality,...

The Conservation process of a traditional building usually experiences several problems relevant to the responsibility, the ownership, the maintenance, and eventually the financial support. These also apply to the case of ndalems as Yogyakarta’s traditional heritage in which Yogyakarta Special Region...

The article presents the primary results of paleotectonic studies that were conducted in order to study the deep structure of the Paleozoic basement, to reveal the patterns of development of the faulty-block tectonics of the Terek-Caspian trough, kinematic features of tectonic movements, and their contribution...

With the arrival of the sharing economy, the shared device appears rapid development.At present，sharing umbrella equipment lacks credit management mechanism (database), client-side， etc. The integrity of system structure is poor, the user experience is not good. RFID circuit design is simple, card reader...

The design features of tooth carving lessons emphasize the combination of theory and practice. The aim of the teaching such lessons is to promote student’s professional and technical ability and ensure the comprehensive development of students on a professional foundation. However, with the deepening...

The pot experiment was conducted to study the effects of intercropping with positive and negative grafting generations of two ecotypes (farmland and mining) of cadmium (Cd) hyperaccumulator plants Galinsoga parviflora on photosynthesis of lettuce. The positive grafting: the rootstock was mining ecotype...

With the improvement of people's living standards, aesthetic values and values, more and more style boiled water pots emerge as the times require. One of the most critical processes is the flattening of the flanges in the pot, which restricted the quality and production of this kind of boiling water...

A directional modulation (DM) aided secure spatial modulation (SM) scheme is proposed, which amalgamates the security of DM and high efficiency of SM, capable of achieving physical layer security (PLS) communications for SM. The principle of the proposed DM aided secure SM scheme is analyzed. Besides,...

This study aims to explore antibiotic producing bacteria from beards, test antibacterial activity on Escherichia coli and Staphylococcus aureus and characterize antibiotic producing bacteria from beards. Bacteria were isolated using the pour plate method, and then tested for antibacterial activity on...

Enzymes (EN) are widely used in many countries with purpose to adjust the quality of flour in baking and milling industries. It is known that the combined application of EN with endo-xylanase and exo-peptidase activities provides a higher positive effect in the bread quality compared to the use of EN...

The paper features results of modeling of operating conditions of big-diameter pipelines used for water supply of Crimea. The Russian Federation is a constant member of the group of states having a large share in water resources. 10-15% of total water resources are distributed through the most developed...

With the rapid development of clean energy substitution, problems such as the difficulty of pv absorption, the large investment in clean heating power grid transformation and the utilization rate of equipment appear. In this paper, the design of photovoltaic and clean heating, and the design of the integrated solution, and by providing the power of the solar power plant in the surrounding areas, is to maximize the use of clean energy, minimize the power grid investment, and minimize the impact of the power grid. After...

This research has been done by synthesizing graphene oxide as a working electrode using Hummer method. Aim of this study is comparing capability of electron transfer within electrode. This can be done with using composition of working electrode by mixing synthesized product and organic glue paraffin,...

Acinetobacter sp. Y1, with a remarkable capability of heterotrophic nitrification and aerobic denitrification, was isolated from the activated sludge of a coke plant wastewater. It can simultaneously remove specific organic matter and different nitrogen (ammonium nitrogen, nitrite nitrogen and nitrate...

Multi-layer metal bellows flexible hose is a widely used compensating element in the chemical piping system, playing a role in displacement compensation, vibration isolation and noise reduction. The three-dimensional finite element model of double layer metal bellows flexible hose with wire braid was...

The concrete dam of Chushandian reservoir is made of normal concrete, whose strong constraint area of mass concrete cast in the spring is based on granite rock with elastic modulus of 55GPa.The super-strong baserock makes the temperature control and crack prevention of concrete very difficult. Based...

In this paper, we use the knowledge of the three elements method to analyze the steady-state and transient conditions of three-phase short-circuit current. The method combine actual power system conditions with the circuit subject knowledge. Compared with the traditional solution of three-phase short...

For the limitation of the low-frequency tag chip, a new type of low-frequency radio frequency identification (RFID) tag chip is designed based on the field programmable gate array (FPGA) platform. During the research, FPGA is selected as the microprocessor, with the RF circuit, taking active RFID work...

In this research, to minimize road dust in the air which has a harmful effect on public health a new filtering device prototype was proposed. The proposed device was designed to be mounted on public buses. The best location of the device on the public bus was found from the airflow dynamic analysis around...

The increasing urbanization and car ownership rates are placing a significant strain on urban parking infrastructure, leading to congestion, pollution, and driver frustration. While smart parking systems, leveraging sensors, communication networks, and data analytics, offer a promising solution, existing...

WC-Co is widely used as a hard metal tool tip for metal machining purposes. This study investigates the oxidation behavior of WC-Co tips from industrial waste products. The results of this study are also used as a consideration in the utilization of WC-Co tips waste as a reinforcing material for applications...

In order to meet the normal use requirements of the student dormitory building under the action of fortification intensity earthquake, the friction pendulum seismic isolation design was adopted in this project, and the response spectrum analysis and time history analysis under the action of fortification...

Structural characteristics exert a controlling influence on rock mass mechanical properties and engineering stability. Particularly in the mountainous regions of southwest China, mining activities exacerbate the instability of rock mass structures, increasing the risk of collapse and landslide disasters....

Modular construction is a green and low-carbon construction method. In this paper, the effect of expansive agent (EXP), mixed steel fiber (SF) and polyvinyl alcohol fiber (PVA) on the workability of self-compacting concrete (SCC) were studied. The filling performance, passing capacity and anti-segregation...

Shaft equipment plays an important role in the process of exploitation loading. The main load is concentrated on the basic buntons, which are horizontal metal H-beams and they are fixed into the shaft support by both ends. In shafts with skip hoisting of useful minerals the destruction of upper flanges...

Traditional CBIR (Content Based Image Retrieval) system on parallel platform spends too much time facing large-scale images. In this paper, we present an improved CBIR system based on Apache Spark, a fast and general large-scale data processing engine. At first, we do preliminary processing to build...

AnÿearthquakeÿofÿM5.8ÿoccurredÿinÿAlxa of InnerÿMongolia onÿAprilÿ15,ÿ2015.ÿThereÿareÿ39ÿgroups of strong-motionÿsignalsÿrecordedÿbyÿthe NationalÿStrongÿMotionÿNetworkÿCenter. PGA andÿinstrumentalÿintensityÿdistribution characteristicsÿis obtainedÿfrom accelerationÿresponseÿspectrum analysisÿtoÿtheÿstrongÿmotion...

Due to low efficiency, some water plant in Poyang cannot decrease raw water turbidity availably, which leads to blocking filter tank ,shortening backwash cycle and increasing capital. Aiming to those problems, this technical reform bases on micro-vortex flocculation technology, using vortex reactor in...

Based on the creep characteristics of the overlying Jurassic sandstone in the goaf in Yulin area of Northern Shaanxiby the RLW-2000 microcomputer controlled rock triaxial compression creep testing machine, the parameter values of Burgers creep model of the Jurassic sandstone are determined, and the creep...

In order to improve the meshing performance of precision forging cycloid bevel gear, the modified method of gear based on the deviation surface is provided in this paper. On the basis of generating method for pinion with tilted cutter the gear tooth surface is derived according to the fully conjugate...

A compound pore forming agent which can be decomposed constantly in sintering process was designed and prepared. A new cermet sinter was developed by adding the compound pore forming agent into the TiC/M2 matrix material. The influences of content of TiC, sintering temperature and pore forming agent...

For the current general heating control system tracks the set temperature hysteresis heating device to automatically adjust the real-time problem of poor design a fuzzy self-tuning proportional-integral-derivative (PID) controller parameters. Scoop out using PID control and fuzzy control algorithm combined...

In order to solve the difficulty in testing space controller, a general measurement system is designed and integrated. Based on LabVIEW, the multi loops model of producer/consumer is chosen to program which makes the interaction and sharing of data came true. Using the structure of state machines, the...

In order to make the coal mine snake-like robot can better perform search and rescue missions in different terrain environment, according to the characteristics of the snake like robot, a new front end actuator was designed. According to the faults of traditional snake like robot head only has sensor...

Loess deposition age sequence during the Holocene in the region is established by the description of rock character of loess-paleosol stratum the partition and contrast of stratum of section in Xi'an ShaoLinyuan. According to the character of the curve expressed by substitution indication of climate...

Green energy-saving building is the inevitable trend of the sustainable development of the construction industry, green building evaluation standard system of green building development to an important role. In this paper, the Chinese version of the green building evaluation criteria GB/T50378-2014 and...

Semantic knowledge can be separated from language by the knowledge abstract patterns which use entity attribute relationships. With the existing grammar knowledge, the computer can deal with grammar and semantic analysis step by step. Thus the human understanding process is simulated by the computer....

In the modern network environment, library management information system needs to be turned its focus to the development and utilization of information resources. The Internet can help readers’ online library and the demand of the subscription, but function to meet these requirements at the same time,...

Based on the linear function between the maximum horizontal stress obtained by fitting the measured in-situ stress test result and buried depth, FLAC3D software was used in this paper to analyze the characteristics of lower-group roadway surrounding rock under the influence of multi-mining of deep nearly...

The alkene epoxidation is an important reaction for organic synthesis and the catalytic epoxidation of cyclohexene can be widely used for the synthesis of fine chemicals. In this work, a new kind of heterogeneous catalysts, Mn/Ru coorindated covalent triazine framework (Mn-CTF and Ru-CTF), for oxidation...

Modular multilevel converter(MMC) can be used in DG system. The double closed-loop control strategy including dc bus voltage outer loop and current inner loop is adopted in the control system, which makes dc bus voltage stable even when active power changes. The current inner loop has a new control strategy...

Objective To establish methods for the quantitative and qualitative identify of Gukefuyao preparation. Methods Characteristic absorption peaks of Gukefuyao preparation powder and its different extracts were identified, compared and analyzed according to the peaks’ shape, position and intensity in infrared...

This paper presents the experimental program and measured results, obtained model, statistic analysis and some graphics for springback angle of common sheet metal. There were considered three bending parameters: bending’s angle, sheet’s thickness and radius’ punch. The obtained model is interactive second...

This paper presents an approach to work with the process life-cycle of the U.S. Department of Defense Architecture Framework (DoDAF), and extend existing architecture description process and artifacts within DoDAF that match the scope of the ADD life-cycle phases to enhanced system life-cycle development...

Hubei-Henan transmission section is the first 1000kV/500kV/220kV three-level electromagnetic loop network in China and the most complex loop network in Hubei. According to the present situation of Hubei-Henan transmission section and Hubei-Hunan transmission section electromagnetic loop, the characteristics...

The troubleshooting in aircraft maintenance engineering is an important activity. Accuracy and proficiency of troubleshooting directly affect flight safety and economic efficiency. Traditional training methods were in real aircrafts. They need large investment, while poor scalability and lead to largely...

A cloud adaptive chaos particle swarm optimization algorithm is proposed for economic load dispatch problems of power system, which has the characteristics of nonlinear, non-convex and discontinuous. Normal cloud generator was used to adaptively adjust the inertia weight of each particles, so as to optimize...

The function block model and configuration technology were studied.A method of function block instantiation is advanced in allusion to the problem that the number of function block is fixed.At the same time,the parallelism was employed for the schedule of function blocks.And the advantages in the complex...

In order to save development expenditure, shorten test cycle and improve quality, modelling and simulation (M&S) is used in processes as index demonstration, developmental design, and type approval test. The main applications of gun and simulation technologies in its type approval test are introduced...

Malioboro Area is the city centre of Yogyakarta. It is a very busy area. There are many shops, public utilities and attractions in this area. Many visitors come to this area, especially during long weekends and holidays. There is a plan to close and pedestrianize Malioboro main street. Traffic surveys...

With the building size, shape, function more and more complex, building systems have become more complex, often to a variety of complex piping systems are arranged in a limited space, and also to meet the appropriate space requirements. In order to achieve an intuitive understanding of the key parts...

The low-low temperature ESP (Electrostatic precipitator), reducing flue-gas operational temperature to improve dust removal performance, has been used gradually in engineering applications for the capture of fine particles in coal-fired power plant. The effects of temperature on discharge characteristics...

The experiment was carried out on the stability of heavy metals with the high concentration of heavy metal solution, which was prepared by absorbing bentonite and bentonite. The results show that after adding a certain amount of adsorption material in heavy metal solution, bentonite, concavo convex rod...

At present, the molecular targeted small molecule anti-tum or drug becomes hot topic of domestic and foreign research and development of innovative drugs. There are always new products having been launched, and hundreds of products are in the clinical development stage in recent years. In this paper,...

The correlation analysis of the meteorological data and the weekly concentration of the main water pollutants(COD, NH3-N and DO) from seven automatic monitoring stations in Taihu lake basin in 2011 year was carried out. The results showed that there is little correlation between rainfall factors and...

The rapid growth of Satellite City in South Tangerang will directly impact road infrastructure and environmental conditions. The purpose of this paper is to investigate the performance of existing road infrastructure. The study was to gain the perception of road users regarding various elements of satellite...

The use of antagonistic microbes and potassium fertilizer on potato cultivation at the medium land was carried out to improve plant endurance, yield and quality. Application of potassium doses and suitable antagonistic microbial types will strengthen plant cell walls and plant nutrients to be fulfilled....

Not many people know that Todo is one of the megalithic villages that was the center of the Manggarai Kingdom in the past. The stories contained in the literature always mention Todo as the forerunner of the emergence of Manggarai residents. Like other Manggarai megalithic settlements, Kampung Todo is...

Monitoring and control of home electronic equipment in general is still done manually, this is less efficient if we are not at home but want to monitor the condition of the electronic equipment. With the remote control using a smartphone can be a solution to simplify the control system and monitoring...

The wind energy potential in Indonesia, according to the Ministry of Energy and Mineral Resources (ESDM), reaches 60.65 GW. The variable characteristics of the wind pose challenges in harnessing wind energy. Therefore, wind turbine systems need to be equipped with Maximum Power Point Tracking (MPPT)...

In modern urban development, lift systems ensure functionality, accessibility, and efficiency in multi-storey buildings. The study assesses the adoption of lifts in low to mid-rise buildings within the Greater Accra Region.This research employs quantitative methods to thoroughly examine the topic. The...

The maintenance of railway infrastructure is crucial to ensure operational reliability and safety, especially for railway tracks. This research focuses on designing an elevation inspection tool using a combination of precision optics telescope and laser sight. The tool’s design considers strength, user-friendliness,...

Brain tumors are a severe medical disease that can have serious consequences in terms of morbidity and death. For efficient therapy and improved patient results, early identification of brain tumors is essential. MRI scans allow us to find brain tumors. The doctor will be able to see the abnormal growth...

Aquascaping is the art of designing an aquarium that combines water, plants, fish, and decorations to create aesthetic harmony. However, maintaining an aquascape poses several challenges, particularly regarding environmental factors such as unstable water temperature and suboptimal lighting. The ideal...

The increasing of climate change bring carbon credit schemes as crucial Instruments for mitigating greenhouse gas emissions and enabling sustainable finance. This paper investigates to what extent such institutions foster business climate action and green financial flows. Adopting a qualitative...

Drowsiness is one of the most critical factors contributing to a high number of crashes in Malaysia. Several types of driver drowsiness detection (DDD) systems have been developed to tackle this problem. They are based on vehicle diagnostics, physiology, or facial recognition. However, these systems...

This paper discusses the role of adaptive digital filters in modern signal processing systems, highlighting their ability to dynamically adjust to varying signal environments. Two widely used algorithms, Least Mean Squares and Recursive Least Squares are analysed. LMS is computationally efficient and...

In order to explore the difference between vacuum preloading without sand cushion and gravel pile, sand pile, and surcharge combined sand pile technology on the reinforcement effect of soft soil foundation, comparative tests were carried out in four areas at the test site. The test results show that...

Take Hutuo River Bridge as an example, study the key technology of construction of shaped steel-hybrid combined cable-stayed tower, due to the structural specialties of the main tower, the main tower adopts scroll modeling, elliptical gradient cross-section, double-layer end-plate bearing connection...

The rise of e-commerce has seen a surge in personalized recommendation systems, greatly enhancing user experience and boosting sales. This paper explores the integration of multimodal data in e-commerce recommendations and the privacy challenges it brings. Multimodal data, combining different sensory...

Radio frequency (RF) cable is the main physical carrier of signal transmission. Signal transmission of RF per-formance is affected by multiple factors. In the paper, 3D finite element analysis of RF cable was built and signal attenuation characteristics of single factor for RF cable was studied, such...

The curing reaction characteristics of modified amine-epoxy and epoxy asphalt system under different heating rates were analyzed by differential scanning calorimetry (DSC). The relationship between curing degree and activation energy during the curing reaction is studied. The Kissinger equation was used...

The effects of paclobutrazol (PP333) on cadmium (Cd) accumulation of Stellaria media were investigated through a pot experiment. The results showed that the root biomass increased with the increase of PP333 concentrations, but the shoot biomass and total biomass decreased. PP333 enhanced the photosynthetic...

At present, power consumption has become a factor in design of integrated circuit with growing concern in addition to timing and area. Currently, there are many methods to reduce power consumption. In the paper, standard complete technique of Unified Power Format (UPF) based on IEEE1801 standard is used...

Electrical equipment connecting socket outlets still consumes energy when in standby mode or shutdown state. This makes a large amount of power wasted. According to usage and operation characteristic, socket with multiple outlets can be modeled as hybrid dynamic systems. This paper proposes the basic...

In this paper, land prices of the 234sample points are chosen from the collected bargaining points in Jimo city by using the approaches of market comparison, residual and income. Then, SPSS is applied to carry out normality tests of the sample data and eliminate the outlier data. The trend of land price...

A kind of rapid two-level human detection algorithm based on the interested area was proposed in the paper, the coarse-level classifier was obtained via using the cascade training of multi-scale direction feature and Adaboost to extract the possibly human interested area, the decomposition and dimension...

Abstract. Objective: To observe and study 2D- STI technique to investigate the coronary artery disease after PCI in patients with preoperative left ventricular myocardial systolic function improvement, and it is provided the clinical to evaluate the effect of PCI surgery more accurate quantitative indicators....